Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820400 | Process for removing haze from dewaxed hydrocarbon oil mixture boiling in the lubricating oil range (OP-3379) | Douglas G. Ryan, Rudolph R. Savory | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820400 | Process for removing haze from dewaxed hydrocarbon oil mixture boiling in the lubricating oil range (OP-3379) | Douglas G. Ryan, Rudolph R. Savory | 1989-04-11 |